About Grūpthink: "Grūpthink is a new way to ask and explore open-ended topics with the rest of the world. Anyone can post a topic or open-ended question at Grūpthink."
Here's some questions and answers of potential interest (first one is mine).
* How long would you like to live? http://www.grupthink.com/poll/1618
* If you could be one age for the rest of your life, what would it be? http://www.grupthink.com/poll/30
* What do you want done with your remains after you die? http://www.grupthink.com/poll/469
* What's the worst thing about getting older? http://www.grupthink.com/poll/1940
* What will be the most important invention in the next 100 years? http://www.grupthink.com/poll/478
* Which field of science will be the most important in the next years? http://www.grupthink.com/poll/1970
* What is the space age technology you are waiting for? http://www.grupthink.com/poll/1888